22952609 has 2 divisors, whose sum is σ = 22952610. Its totient is φ = 22952608.

The previous prime is 22952561. The next prime is 22952621. The reversal of 22952609 is 90625922.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22771984 + 180625 = 4772^2 + 425^2 .

It is a cyclic number.

It is not a de Polignac number, because 22952609 - 2⁸ = 22952353 is a prime.

It is not a weakly prime, because it can be changed into another prime (22952639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11476304 + 11476305.

It is an arithmetic number, because the mean of its divisors is an integer number (11476305).

Almost surely, 2^22952609 is an apocalyptic number.

It is an amenable number.

22952609 is a deficient number, since it is larger than the sum of its proper divisors (1).

22952609 is an equidigital number, since it uses as much as digits as its factorization.

22952609 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 22952609 is about 4790.8881222588. Note that the first 3 decimals coincide. The cubic root of 22952609 is about 284.1912394747.

The spelling of 22952609 in words is "twenty-two million, nine hundred fifty-two thousand, six hundred nine".